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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
[deliverable/linux.git] / arch / arm / Makefile
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1#
2# arch/arm/Makefile
3#
4# This file is included by the global makefile so that you can add your own
5# architecture-specific flags and dependencies.
6#
7# This file is subject to the terms and conditions of the GNU General Public
8# License. See the file "COPYING" in the main directory of this archive
9# for more details.
10#
11# Copyright (C) 1995-2001 by Russell King
12
13LDFLAGS_vmlinux :=-p --no-undefined -X
14ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
15LDFLAGS_vmlinux += --be8
16endif
17
18OBJCOPYFLAGS :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
19GZFLAGS :=-9
20#KBUILD_CFLAGS +=-pipe
21# Explicitly specifiy 32-bit ARM ISA since toolchain default can be -mthumb:
22KBUILD_CFLAGS +=$(call cc-option,-marm,)
23
24# Do not use arch/arm/defconfig - it's always outdated.
25# Select a platform tht is kept up-to-date
26KBUILD_DEFCONFIG := versatile_defconfig
27
28# defines filename extension depending memory management type.
29ifeq ($(CONFIG_MMU),)
30MMUEXT := -nommu
31endif
32
33ifeq ($(CONFIG_FRAME_POINTER),y)
34KBUILD_CFLAGS +=-fno-omit-frame-pointer -mapcs -mno-sched-prolog
35endif
36
37ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
38KBUILD_CPPFLAGS += -mbig-endian
39AS += -EB
40LD += -EB
41else
42KBUILD_CPPFLAGS += -mlittle-endian
43AS += -EL
44LD += -EL
45endif
46
47comma = ,
48
49# This selects which instruction set is used.
50# Note that GCC does not numerically define an architecture version
51# macro, but instead defines a whole series of macros which makes
52# testing for a specific architecture or later rather impossible.
53arch-$(CONFIG_CPU_32v7) :=-D__LINUX_ARM_ARCH__=7 $(call cc-option,-march=armv7-a,-march=armv5t -Wa$(comma)-march=armv7-a)
54arch-$(CONFIG_CPU_32v6) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
55# Only override the compiler option if ARMv6. The ARMv6K extensions are
56# always available in ARMv7
57ifeq ($(CONFIG_CPU_32v6),y)
58arch-$(CONFIG_CPU_32v6K) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6k,-march=armv5t -Wa$(comma)-march=armv6k)
59endif
60arch-$(CONFIG_CPU_32v5) :=-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4t)
61arch-$(CONFIG_CPU_32v4T) :=-D__LINUX_ARM_ARCH__=4 -march=armv4t
62arch-$(CONFIG_CPU_32v4) :=-D__LINUX_ARM_ARCH__=4 -march=armv4
63arch-$(CONFIG_CPU_32v3) :=-D__LINUX_ARM_ARCH__=3 -march=armv3
64
65# This selects how we optimise for the processor.
66tune-$(CONFIG_CPU_ARM610) :=-mtune=arm610
67tune-$(CONFIG_CPU_ARM710) :=-mtune=arm710
68tune-$(CONFIG_CPU_ARM7TDMI) :=-mtune=arm7tdmi
69tune-$(CONFIG_CPU_ARM720T) :=-mtune=arm7tdmi
70tune-$(CONFIG_CPU_ARM740T) :=-mtune=arm7tdmi
71tune-$(CONFIG_CPU_ARM9TDMI) :=-mtune=arm9tdmi
72tune-$(CONFIG_CPU_ARM940T) :=-mtune=arm9tdmi
73tune-$(CONFIG_CPU_ARM946E) :=$(call cc-option,-mtune=arm9e,-mtune=arm9tdmi)
74tune-$(CONFIG_CPU_ARM920T) :=-mtune=arm9tdmi
75tune-$(CONFIG_CPU_ARM922T) :=-mtune=arm9tdmi
76tune-$(CONFIG_CPU_ARM925T) :=-mtune=arm9tdmi
77tune-$(CONFIG_CPU_ARM926T) :=-mtune=arm9tdmi
78tune-$(CONFIG_CPU_FA526) :=-mtune=arm9tdmi
79tune-$(CONFIG_CPU_SA110) :=-mtune=strongarm110
80tune-$(CONFIG_CPU_SA1100) :=-mtune=strongarm1100
81tune-$(CONFIG_CPU_XSCALE) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
82tune-$(CONFIG_CPU_XSC3) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
83tune-$(CONFIG_CPU_FEROCEON) :=$(call cc-option,-mtune=marvell-f,-mtune=xscale)
84tune-$(CONFIG_CPU_V6) :=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
85
86ifeq ($(CONFIG_AEABI),y)
87CFLAGS_ABI :=-mabi=aapcs-linux -mno-thumb-interwork
88else
89CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
90endif
91
92ifeq ($(CONFIG_ARM_UNWIND),y)
93CFLAGS_ABI +=-funwind-tables
94endif
95
96ifeq ($(CONFIG_THUMB2_KERNEL),y)
97AFLAGS_AUTOIT :=$(call as-option,-Wa$(comma)-mimplicit-it=always,-Wa$(comma)-mauto-it)
98AFLAGS_NOWARN :=$(call as-option,-Wa$(comma)-mno-warn-deprecated,-Wa$(comma)-W)
99CFLAGS_THUMB2 :=-mthumb $(AFLAGS_AUTOIT) $(AFLAGS_NOWARN)
100AFLAGS_THUMB2 :=$(CFLAGS_THUMB2) -Wa$(comma)-mthumb
101endif
102
103# Need -Uarm for gcc < 3.x
104KBUILD_CFLAGS +=$(CFLAGS_ABI) $(CFLAGS_THUMB2) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
105KBUILD_AFLAGS +=$(CFLAGS_ABI) $(AFLAGS_THUMB2) $(arch-y) $(tune-y) -include asm/unified.h -msoft-float
106
107CHECKFLAGS += -D__arm__
108
109#Default value
110head-y := arch/arm/kernel/head$(MMUEXT).o arch/arm/kernel/init_task.o
111textofs-y := 0x00008000
112textofs-$(CONFIG_ARCH_CLPS711X) := 0x00028000
113# We don't want the htc bootloader to corrupt kernel during resume
114textofs-$(CONFIG_PM_H1940) := 0x00108000
115# SA1111 DMA bug: we don't want the kernel to live in precious DMA-able memory
116ifeq ($(CONFIG_ARCH_SA1100),y)
117textofs-$(CONFIG_SA1111) := 0x00208000
118endif
119
120# Machine directory name. This list is sorted alphanumerically
121# by CONFIG_* macro name.
122machine-$(CONFIG_ARCH_AAEC2000) := aaec2000
123machine-$(CONFIG_ARCH_AT91) := at91
124machine-$(CONFIG_ARCH_BCMRING) := bcmring
125machine-$(CONFIG_ARCH_CLPS711X) := clps711x
126machine-$(CONFIG_ARCH_CNS3XXX) := cns3xxx
127machine-$(CONFIG_ARCH_DAVINCI) := davinci
128machine-$(CONFIG_ARCH_DOVE) := dove
129machine-$(CONFIG_ARCH_EBSA110) := ebsa110
130machine-$(CONFIG_ARCH_EP93XX) := ep93xx
131machine-$(CONFIG_ARCH_GEMINI) := gemini
132machine-$(CONFIG_ARCH_H720X) := h720x
133machine-$(CONFIG_ARCH_INTEGRATOR) := integrator
134machine-$(CONFIG_ARCH_IOP13XX) := iop13xx
135machine-$(CONFIG_ARCH_IOP32X) := iop32x
136machine-$(CONFIG_ARCH_IOP33X) := iop33x
137machine-$(CONFIG_ARCH_IXP2000) := ixp2000
138machine-$(CONFIG_ARCH_IXP23XX) := ixp23xx
139machine-$(CONFIG_ARCH_IXP4XX) := ixp4xx
140machine-$(CONFIG_ARCH_KIRKWOOD) := kirkwood
141machine-$(CONFIG_ARCH_KS8695) := ks8695
142machine-$(CONFIG_ARCH_L7200) := l7200
143machine-$(CONFIG_ARCH_LH7A40X) := lh7a40x
144machine-$(CONFIG_ARCH_LOKI) := loki
145machine-$(CONFIG_ARCH_MMP) := mmp
146machine-$(CONFIG_ARCH_MSM) := msm
147machine-$(CONFIG_ARCH_MV78XX0) := mv78xx0
148machine-$(CONFIG_ARCH_MX1) := mx1
149machine-$(CONFIG_ARCH_MX2) := mx2
150machine-$(CONFIG_ARCH_MX25) := mx25
151machine-$(CONFIG_ARCH_MX3) := mx3
152machine-$(CONFIG_ARCH_MX5) := mx5
153machine-$(CONFIG_ARCH_MXC91231) := mxc91231
154machine-$(CONFIG_ARCH_NETX) := netx
155machine-$(CONFIG_ARCH_NOMADIK) := nomadik
156machine-$(CONFIG_ARCH_NS9XXX) := ns9xxx
157machine-$(CONFIG_ARCH_OMAP1) := omap1
158machine-$(CONFIG_ARCH_OMAP2) := omap2
159machine-$(CONFIG_ARCH_OMAP3) := omap2
160machine-$(CONFIG_ARCH_OMAP4) := omap2
161machine-$(CONFIG_ARCH_ORION5X) := orion5x
162machine-$(CONFIG_ARCH_PNX4008) := pnx4008
163machine-$(CONFIG_ARCH_PXA) := pxa
164machine-$(CONFIG_ARCH_REALVIEW) := realview
165machine-$(CONFIG_ARCH_RPC) := rpc
166machine-$(CONFIG_ARCH_S3C2410) := s3c2410 s3c2400 s3c2412 s3c2416 s3c2440 s3c2443
167machine-$(CONFIG_ARCH_S3C24A0) := s3c24a0
168machine-$(CONFIG_ARCH_S3C64XX) := s3c64xx
169machine-$(CONFIG_ARCH_S5P6440) := s5p6440
170machine-$(CONFIG_ARCH_S5P6442) := s5p6442
171machine-$(CONFIG_ARCH_S5PC100) := s5pc100
172machine-$(CONFIG_ARCH_S5PV210) := s5pv210
173machine-$(CONFIG_ARCH_SA1100) := sa1100
174machine-$(CONFIG_ARCH_SHARK) := shark
175machine-$(CONFIG_ARCH_SHMOBILE) := shmobile
176machine-$(CONFIG_ARCH_STMP378X) := stmp378x
177machine-$(CONFIG_ARCH_STMP37XX) := stmp37xx
178machine-$(CONFIG_ARCH_U300) := u300
179machine-$(CONFIG_ARCH_U8500) := ux500
180machine-$(CONFIG_ARCH_VERSATILE) := versatile
181machine-$(CONFIG_ARCH_VEXPRESS) := vexpress
182machine-$(CONFIG_ARCH_W90X900) := w90x900
183machine-$(CONFIG_ARCH_NUC93X) := nuc93x
184machine-$(CONFIG_FOOTBRIDGE) := footbridge
185machine-$(CONFIG_MACH_SPEAR300) := spear3xx
186machine-$(CONFIG_MACH_SPEAR310) := spear3xx
187machine-$(CONFIG_MACH_SPEAR320) := spear3xx
188machine-$(CONFIG_MACH_SPEAR600) := spear6xx
189
190# Platform directory name. This list is sorted alphanumerically
191# by CONFIG_* macro name.
192plat-$(CONFIG_ARCH_MXC) := mxc
193plat-$(CONFIG_ARCH_OMAP) := omap
194plat-$(CONFIG_ARCH_S3C64XX) := samsung
195plat-$(CONFIG_ARCH_STMP3XXX) := stmp3xxx
196plat-$(CONFIG_PLAT_IOP) := iop
197plat-$(CONFIG_PLAT_NOMADIK) := nomadik
198plat-$(CONFIG_PLAT_ORION) := orion
199plat-$(CONFIG_PLAT_PXA) := pxa
200plat-$(CONFIG_PLAT_S3C24XX) := s3c24xx samsung
201plat-$(CONFIG_PLAT_S5P) := s5p samsung
202plat-$(CONFIG_PLAT_SPEAR) := spear
203plat-$(CONFIG_PLAT_VERSATILE) := versatile
204
205ifeq ($(CONFIG_ARCH_EBSA110),y)
206# This is what happens if you forget the IOCS16 line.
207# PCMCIA cards stop working.
208CFLAGS_3c589_cs.o :=-DISA_SIXTEEN_BIT_PERIPHERAL
209export CFLAGS_3c589_cs.o
210endif
211
212# The byte offset of the kernel image in RAM from the start of RAM.
213TEXT_OFFSET := $(textofs-y)
214
215# The first directory contains additional information for the boot setup code
216ifneq ($(machine-y),)
217MACHINE := arch/arm/mach-$(word 1,$(machine-y))/
218else
219MACHINE :=
220endif
221
222machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
223platdirs := $(patsubst %,arch/arm/plat-%/,$(plat-y))
224
225ifeq ($(KBUILD_SRC),)
226KBUILD_CPPFLAGS += $(patsubst %,-I%include,$(machdirs) $(platdirs))
227else
228KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs) $(platdirs))
229endif
230
231export TEXT_OFFSET GZFLAGS MMUEXT
232
233# Do we have FASTFPE?
234FASTFPE :=arch/arm/fastfpe
235ifeq ($(FASTFPE),$(wildcard $(FASTFPE)))
236FASTFPE_OBJ :=$(FASTFPE)/
237endif
238
239# If we have a machine-specific directory, then include it in the build.
240core-y += arch/arm/kernel/ arch/arm/mm/ arch/arm/common/
241core-y += $(machdirs) $(platdirs)
242core-$(CONFIG_FPE_NWFPE) += arch/arm/nwfpe/
243core-$(CONFIG_FPE_FASTFPE) += $(FASTFPE_OBJ)
244core-$(CONFIG_VFP) += arch/arm/vfp/
245
246drivers-$(CONFIG_OPROFILE) += arch/arm/oprofile/
247
248libs-y := arch/arm/lib/ $(libs-y)
249
250# Default target when executing plain make
251ifeq ($(CONFIG_XIP_KERNEL),y)
252KBUILD_IMAGE := xipImage
253else
254KBUILD_IMAGE := zImage
255endif
256
257all: $(KBUILD_IMAGE)
258
259boot := arch/arm/boot
260
261archprepare:
262 $(Q)$(MAKE) $(build)=arch/arm/tools include/generated/mach-types.h
263
264# Convert bzImage to zImage
265bzImage: zImage
266
267zImage Image xipImage bootpImage uImage: vmlinux
268 $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
269
270zinstall install: vmlinux
271 $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
272
273# We use MRPROPER_FILES and CLEAN_FILES now
274archclean:
275 $(Q)$(MAKE) $(clean)=$(boot)
276
277# My testing targets (bypasses dependencies)
278bp:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/bootpImage
279i zi:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
280
281
282define archhelp
283 echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
284 echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
285 echo '* xipImage - XIP kernel image, if configured (arch/$(ARCH)/boot/xipImage)'
286 echo ' uImage - U-Boot wrapped zImage'
287 echo ' bootpImage - Combined zImage and initial RAM disk'
288 echo ' (supply initrd image via make variable INITRD=<path>)'
289 echo ' install - Install uncompressed kernel'
290 echo ' zinstall - Install compressed kernel'
291 echo ' Install using (your) ~/bin/$(INSTALLKERNEL) or'
292 echo ' (distribution) /sbin/$(INSTALLKERNEL) or'
293 echo ' install to $$(INSTALL_PATH) and run lilo'
294endef
Linux kernel - Deliverables
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